Home / 221,440,211.40-332,160,317.10-211,362,515.40

Finding the Fourth Proportional to 221,440,211.40, 332,160,317.10 and 211,362,515.40

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Solution

The fourth proportional to 221,440,211.40, 332,160,317.10 and 211,362,515.40 is: 317,043,773.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    221,440,211.40 : 332,160,317.10 = 211,362,515.40 : x
  2. Step 2: Convert to fraction form
    221,440,211.40/332,160,317.10 = 211,362,515.40/x
  3. Step 3: Cross multiply
    221,440,211.40x = 332,160,317.10 × 211,362,515.40
  4. Step 4: Simplify right side
    221,440,211.40x = 70,206,240,138,317,640
  5. Step 5: Solve for x
    x = 70,206,240,138,317,640/221,440,211.40
  6. Step 6: Final answer
    x = 317,043,773.10

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.